Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5755108 | Wedge type refrigerated display case | Thomas L. Dickey, Kamal G. Eskander | 1998-05-26 |
| 5675983 | Synergistic refrigerated display case | — | 1997-10-14 |
| 4621502 | Electronic temperature control for refrigeration system | Kwok Kwong Fung | 1986-11-11 |
| 4577467 | Frost diffusion system for refrigeration apparatus | Edward E. Bowman | 1986-03-25 |
| 4554795 | Compressor oil return system for refrigeration apparatus and method | — | 1985-11-26 |
| 4537040 | Automated energy conserving cover for refrigerated cabinet access openings | — | 1985-08-27 |
| RE31909 | Refrigerated display case having ambient air defrost | — | 1985-06-11 |
| 4514988 | Refrigerated display case having ambient air defrost | — | 1985-05-07 |
| 4478047 | Energy efficient glass door merchandiser | — | 1984-10-23 |
| 4478051 | Electronic temperature control system | — | 1984-10-23 |
| 4457139 | Refrigerated display case having ambient air defrost | — | 1984-07-03 |
| 4449374 | Combination hot gas and air defrost refrigerated display case | — | 1984-05-22 |
| 4439992 | Open top refrigerated case with defrost air intake and colliding band air defrost | — | 1984-04-03 |
| 4437317 | Head pressure maintenance for gas defrost | — | 1984-03-20 |
| 4424685 | Automated energy conserving cover for refrigerated cabinet access openings | — | 1984-01-10 |
| 4414822 | Refrigerated display case with colliding band air defrost | — | 1983-11-15 |
| 4408465 | Multiband refrigerated display case having a top access opening | — | 1983-10-11 |
| 4404816 | Modular refrigeration assembly having air defrost system | Terry Wessel | 1983-09-20 |
| 4399662 | Island refrigerated display case with air defrost | — | 1983-08-23 |
| 4389856 | Refrigerant gas heater system for display cabinets | — | 1983-06-28 |
| 4373348 | Energy saving refrigeration system | Edward E. Bowman | 1983-02-15 |
| 4370867 | Open top refrigerated display case with ambient air defrost | — | 1983-02-01 |
| 4367632 | Flexible door operating mechanism for refrigerated merchandizer display cabinet | Elmer J. Subera, James Edward Myers | 1983-01-11 |
| 4361012 | Energy efficient refrigerated merchandiser display case | — | 1982-11-30 |
| 4352275 | Removable duct panel for multiband open front display case | — | 1982-10-05 |